Sharpener



FIG. 1 is an upper perspective view of the sharpener showing my design.

FIG. 2 is a side elevation view thereof;

FIG. 3 is an opposite side view thereof

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view

FIG. 6 is an end elevation view thereof;

FIG. 7 is an opposite end elevation view thereof; and,

FIG. 8 is a bottom perspective view thereof. 

CLAIM The ornamental design for a sharpener, as shown and described. 